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authorMarcin Koƛcielnicki <koriakin@0x04.net>2009-12-14 20:58:39 +0000
committerBen Skeggs <bskeggs@redhat.com>2009-12-16 17:05:20 +1000
commitc5804be0627508487bd9eacebf9de7f807e5d4e7 (patch)
treed8b6c13f6ecad5053f72b90eb822b025087612e8 /drivers/gpu/drm
parent13c5443b515109f175bb9917c578a7ae973f6851 (diff)
drm/nouveau: Add proper error handling to nouveau_card_init
Signed-off-by: Marcin Koƛcielnicki <koriakin@0x04.net> Signed-off-by: Maarten Maathuis <madman2003@gmail.com> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_state.c73
1 files changed, 48 insertions, 25 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 2ed41d339f6..9fc582432da 100644
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -317,7 +317,7 @@ nouveau_card_init(struct drm_device *dev)
/* Initialise internal driver API hooks */
ret = nouveau_init_engine_ptrs(dev);
if (ret)
- return ret;
+ goto out;
engine = &dev_priv->engine;
dev_priv->init_state = NOUVEAU_CARD_INIT_FAILED;
@@ -325,12 +325,12 @@ nouveau_card_init(struct drm_device *dev)
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
ret = nouveau_bios_init(dev);
if (ret)
- return ret;
+ goto out;
}
ret = nouveau_gpuobj_early_init(dev);
if (ret)
- return ret;
+ goto out_bios;
/* Initialise instance memory, must happen before mem_init so we
* know exactly how much VRAM we're able to use for "normal"
@@ -338,52 +338,52 @@ nouveau_card_init(struct drm_device *dev)
*/
ret = engine->instmem.init(dev);
if (ret)
- return ret;
+ goto out_gpuobj_early;
/* Setup the memory manager */
ret = nouveau_mem_init(dev);
if (ret)
- return ret;
+ goto out_instmem;
ret = nouveau_gpuobj_init(dev);
if (ret)
- return ret;
+ goto out_mem;
/* PMC */
ret = engine->mc.init(dev);
if (ret)
- return ret;
+ goto out_gpuobj;
/* PTIMER */
ret = engine->timer.init(dev);
if (ret)
- return ret;
+ goto out_mc;
/* PFB */
ret = engine->fb.init(dev);
if (ret)
- return ret;
+ goto out_timer;
/* PGRAPH */
ret = engine->graph.init(dev);
if (ret)
- return ret;
+ goto out_fb;
/* PFIFO */
ret = engine->fifo.init(dev);
if (ret)
- return ret;
+ goto out_graph;
/* this call irq_preinstall, register irq handler and
* call irq_postinstall
*/
ret = drm_irq_install(dev);
if (ret)
- return ret;
+ goto out_fifo;
ret = drm_vblank_init(dev, 0);
if (ret)
- return ret;
+ goto out_irq;
/* what about PVIDEO/PCRTC/PRAMDAC etc? */
@@ -391,7 +391,7 @@ nouveau_card_init(struct drm_device *dev)
(struct drm_file *)-2,
NvDmaFB, NvDmaTT);
if (ret)
- return ret;
+ goto out_irq;
gpuobj = NULL;
ret = nouveau_gpuobj_dma_new(dev_priv->channel, NV_CLASS_DMA_IN_MEMORY,
@@ -399,13 +399,13 @@ nouveau_card_init(struct drm_device *dev)
NV_DMA_ACCESS_RW, NV_DMA_TARGET_VIDMEM,
&gpuobj);
if (ret)
- return ret;
+ goto out_irq;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaVRAM,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
- return ret;
+ goto out_irq;
}
gpuobj = NULL;
@@ -413,25 +413,22 @@ nouveau_card_init(struct drm_device *dev)
dev_priv->gart_info.aper_size,
NV_DMA_ACCESS_RW, &gpuobj, NULL);
if (ret)
- return ret;
+ goto out_irq;
ret = nouveau_gpuobj_ref_add(dev, dev_priv->channel, NvDmaGART,
gpuobj, NULL);
if (ret) {
nouveau_gpuobj_del(dev, &gpuobj);
- return ret;
+ goto out_irq;
}
if (drm_core_check_feature(dev, DRIVER_MODESET)) {
- if (dev_priv->card_type >= NV_50) {
+ if (dev_priv->card_type >= NV_50)
ret = nv50_display_create(dev);
- if (ret)
- return ret;
- } else {
+ else
ret = nv04_display_create(dev);
- if (ret)
- return ret;
- }
+ if (ret)
+ goto out_irq;
}
ret = nouveau_backlight_init(dev);
@@ -444,6 +441,32 @@ nouveau_card_init(struct drm_device *dev)
drm_helper_initial_config(dev);
return 0;
+
+out_irq:
+ drm_irq_uninstall(dev);
+out_fifo:
+ engine->fifo.takedown(dev);
+out_graph:
+ engine->graph.takedown(dev);
+out_fb:
+ engine->fb.takedown(dev);
+out_timer:
+ engine->timer.takedown(dev);
+out_mc:
+ engine->mc.takedown(dev);
+out_gpuobj:
+ nouveau_gpuobj_takedown(dev);
+out_mem:
+ nouveau_mem_close(dev);
+out_instmem:
+ engine->instmem.takedown(dev);
+out_gpuobj_early:
+ nouveau_gpuobj_late_takedown(dev);
+out_bios:
+ nouveau_bios_takedown(dev);
+out:
+ vga_client_register(dev->pdev, NULL, NULL, NULL);
+ return ret;
}
static void nouveau_card_takedown(struct drm_device *dev)